it went into the newark, delaware apartment. venting the ceiling. they're taking a tool and jamming it up through the sheetrock of the ceiling and pulling down the sheetrock. and when they rip open those holes you can clearly see the hot, glowing fire and smoke just beyond the ceiling. >> what's crazy is that all that stuff that they're pulling on is falling on top of them. >> you know what makes me sad about this video is you said 30 people were displaced. i can just see their pictures on the wall thinking, they're still on the wall, we can go in and grab them. but it's obviously too dangerous for them to do that. >> firefighters will try to recover property. this he tried to save and recover people's stuff. but first and foremost, lives of people and the building itself. >> once they get the holes torn open in the ceiling, they get the hoses in there and try to extinguish the blazes going on inside the wall. >> have they determined what caused the fire? >> they've determined it was accidental. >> such a heartbreaking thing. >> this fire consumed 1